EP3768011B1 - Verfahren und vorrichtung zur übertragung von uplink-steuerungsinformationen - Google Patents

Verfahren und vorrichtung zur übertragung von uplink-steuerungsinformationen Download PDF

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Publication number
EP3768011B1
EP3768011B1 EP18913023.0A EP18913023A EP3768011B1 EP 3768011 B1 EP3768011 B1 EP 3768011B1 EP 18913023 A EP18913023 A EP 18913023A EP 3768011 B1 EP3768011 B1 EP 3768011B1
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EP
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Prior art keywords
control information
transmission
uplink control
resource
transmission resource
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EP18913023.0A
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English (en)
French (fr)
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EP3768011A1 (de
EP3768011A4 (de
Inventor
Yanan Lin
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0016—Time-frequency-code
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0466—Wireless resource allocation based on the type of the allocated resource the resource being a scrambling code
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/53—Allocation or scheduling criteria for wireless resources based on regulatory allocation policies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H04L5/0055—Physical resource allocation for ACK/NACK
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H04L5/0057—Physical resource allocation for CQI

Definitions

  • Embodiments of the present disclosure generally relate to communication technologies, and more particularly, to a method and device for transmitting uplink control information.
  • SR Scheduling Request
  • a situation where a transmission resource for transmitting SR and a transmission resource for transmitting uplink data overlap in the time domain may occur at a terminal. Therefore, it is urgent to provide an SR transmission method to realize real-time transmission or instant transmission of the SR, when the situation where the transmission resource for transmitting the SR and the transmission resource for transmitting the uplink data conflict in the time domain occurs at the terminal, especially when the transmission resource for transmitting the uplink data is relatively long in the time domain.
  • feedback information with low latency requirements and other Uplink Control Information (UCI) also have the same problem. For example, feedback information of downlink data (that is, ACK information when downlink data is correctly received or NACK information when downlink data is not correctly received) and Channel Status Information (CSI).
  • CSI Channel Status Information
  • WO2017/132811 A1 discloses a method and device for transmitting uplink information, wherein when a time domain resource corresponding to uplink data information overlaps with a time domain resource corresponding to uplink control information, the user equipment transmits at least one of second information and third information on an overlapping time domain resource, the second information including some or all information in the uplink control information, and the third information including some or all information in the uplink data information.
  • the method and device can realize real-time transmission or instant transmission of uplink control information, when the situation where the transmission resource for transmitting the uplink control information and the transmission resource for transmitting the uplink data conflict in the time domain occurs at a terminal, especially when the transmission resource for transmitting the uplink data is relatively long in the time domain.
  • the first transmission resource corresponding to the uplink data to be transmitted and the second transmission resource corresponding to the uplink control information to be transmitted overlap in the time domain, and the uplink control information is transmitted on the first transmission resource or the second transmission resource.
  • the uplink control information is transmitted on the first transmission resource or the second transmission resource.
  • FIG. 1A is a schematic flowchart of a method for transmitting uplink control information according to an embodiment of the present disclosure. As shown in FIG. 1A , the method includes the following steps.
  • the first transmission resource or the second transmission resource may include but is not limited to at least one of a time domain resource, a frequency domain resource, or a power domain resource, which is not particularly limited in this embodiment.
  • the uplink control information is transmitted on the first transmission resource or the second transmission resource.
  • 101 to 102 may be performed by a terminal or a network device, which is not particularly limited in this embodiment.
  • the transmitted uplink data refers to uplink data that needs to be transmitted between the terminal and the network device, and can be carried by a Physical Uplink Shared Channel (PUSCH).
  • PUSCH Physical Uplink Shared Channel
  • the transmitted Uplink Control Information refers to the uplink control information that needs to be transmitted between the terminal and the network device, and can also be carried by the Physical Uplink Shared Channel (PUSCH).
  • the uplink control information may include but not limited to at least one of the following information:
  • the piggyback transmission mode can be used.
  • the technical solutions according to embodiments of the present disclosure can be applied to a New Radio (NR) system such as a 5G application.
  • the NR system can have three major service scenarios.
  • One is the Enhance Mobile Broadband (eMBB) service
  • one is the Ultra Reliable and Low Latency Communication (URLLC) service
  • the other one is Massive Machine Type of Communication (mMTC).
  • the terminal can transmit the service data and control information of these services on the configured transmission resources depending on service requirements. Therefore, the types involved in the present disclosure may include, but are not limited to, at least one of eMBB service type, URLLC service types, and mMTC service type, which is not particularly limited in embodiments.
  • the type to which the uplink control information belongs may be further determined.
  • the type can refer to the service types classified according to the services.
  • one is the Enhance Mobile Broadband (eMBB) service
  • one is the Ultra Reliable and Low Latency Communication (URLLC).) service
  • one is massive Machine Type of Communication (mMTC), or the service type may also refer to other types classified according to other standards, which is not particularly limited in embodiments of the present disclosure.
  • eMBB Enhance Mobile Broadband
  • URLLC Ultra Reliable and Low Latency Communication
  • mMTC massive Machine Type of Communication
  • the uplink control information may be transmitted on the first transmission resource or the second transmission resource.
  • the first type may refer to a low-latency type, or may also refer to other types, which is not particularly limited in embodiments of the present disclosure.
  • the type to which the uplink control information belongs can be determined according to a transmission parameter.
  • the transmission parameter may include but is not limited to at least one of the following parameters:
  • the uplink control information may be specifically transmitted on a first part resource of the first transmission resource.
  • the uplink control information may be specifically mapped to the PUSCH by puncturing, or rate matching may be performed on the uplink data carried in the PUSCH, so that the uplink data is not mapped to the Resource Element (RE) occupied by the first transmission resource.
  • RE Resource Element
  • the first part resource may be used only for transmitting the uplink control information. That is, when there is uplink control information, the first part resource is used for transmitting the uplink control information; and when there is no uplink control information, the first part resource is not used for transmitting uplink data.
  • the first part resource can be used not only for transmitting the uplink control information. That is, when there is uplink control information, the first part resource is used for transmitting the uplink control information; when there is no uplink control information, the first part resource is used for transmitting uplink data, which is not particularly limited in embodiments of the present disclosure.
  • the period of the first part resource and the period of the uplink control information may be the same or different, which is not particularly limited in embodiments of the present disclosure.
  • the number of the first part resources configured may be the same, or may also be different.
  • the number of the first part resources configured in a transmission opportunity close to a Demodulation Reference Signal (DMRS) is relatively small, which is not particularly limited in embodiments of the present disclosure.
  • the last symbol of the first part resource is not later than N symbols after the last symbol of the second transmission resource, where N is an integer greater than or equal to zero.
  • N is an integer greater than or equal to zero.
  • the value of N can be zero.
  • the value of N can be configured by the network device.
  • the terminal may specifically receive the value of N sent from the network device by Downlink Control Information (DCI), higher layer signaling, or system broadcast messages.
  • DCI Downlink Control Information
  • higher layer signaling higher layer signaling
  • system broadcast messages system broadcast messages
  • the higher layer signaling may be a Radio Resource Control (RRC) message.
  • RRC Radio Resource Control
  • the value of N may be carried by an Information Element (IE) in the RRC message.
  • IE Information Element
  • the RRC message may be an RRC message in related art, for example, the RRC CONNECTION RECONFIGURATION message, etc., and embodiments of the present disclosure do not impose specific limitations on this.
  • the IE of the existing RRC message can be extended to carry the value of N, or the RRC message may also be different from the existing RRC message in related art.
  • the higher layer signaling may be a Media Access Control (MAC) Control Element (CE) message.
  • MAC Media Access Control
  • CE Control Element
  • a new MAC CE message may be added to carry the value of N.
  • the existing Master Information Block (MIB) or System Information Block (SIB) in the system broadcast message can be used to carry the value of N, or a new SIB can be added to carry the value of N.
  • MIB Master Information Block
  • SIB System Information Block
  • N may also be agreed upon by agreement.
  • the first part resource may be a part of discontinuous resources of at least one symbol in the first transmission resource in the frequency domain.
  • the period of the configured transmission resource for transmitting the SR (that is, the SR resource) is 2 symbols.
  • the SR can be transmitted on a part of discontinuous resources of the 2 symbols in the resource for transmitting the PUSCH (that is, the PUSCH resource).
  • the SR can use a specific sequence, for example, the original SR sequence.
  • the sequence is useful for the base station to identify the transmission of the SR.
  • the SR can use a specific value, such as 1, or the SR can be scrambled by a specific value, such as 1.
  • the scramble code of the specific value is different from the scramble code of the uplink data, and this is beneficial for the base station to identify the transmission of the SR, which is not particularly limited in embodiments of the present disclosure.
  • the first partial resource may be a part of continuous resources of at least one symbol in the first transmission resource in the frequency domain.
  • the period of the configured transmission resource for transmitting SR (that is, the SR resource) is 2 symbols.
  • the SR can be transmitted on a part of continuous resources of 2 symbols in the resource for transmitting the PUSCH (that is, the PUSCH resource) in the frequency domain.
  • the SR can use a specific sequence, for example, the original SR sequence.
  • the SR can use a specific value, such as 1; or the SR can be scrambled by a specific value, such as 1.
  • the scramble code of the specific value is different from the scramble code of the uplink data, which is not particularly limited in embodiments of the present disclosure.
  • a specific sequence can be transmitted preferentially, so that the orthogonality of SR can be guaranteed.
  • the first part of resources may be all resources of at least one symbol in the first transmission resource in the frequency domain.
  • the period of the configured transmission resource for transmitting the SR (that is, the SR resource) is 2 symbols.
  • the SR can be transmitted on all the resources of 2 symbols in the resource for transmitting the PUSCH (that is, the PSCH resource).
  • the SR can use a specific sequence, for example, the original SR sequence.
  • the SR can use a specific value, such as 1, or the SR can be scrambled by a specific value, such as 1.
  • the scramble code of the specific value is different from the scramble code of the uplink data, which is not particularly limited in embodiments of the present disclosure.
  • the first part resource can be configured by network device.
  • the terminal may receive the first part resource sent by the network device through Downlink Control Information (DCI), higher layer signaling or system broadcast messages.
  • DCI Downlink Control Information
  • the higher layer signaling may be a Radio Resource Control (RRC) message.
  • RRC Radio Resource Control
  • the first part resource may be carried by an Information Element (IE) in the RRC message
  • the RRC message may be an RRC message in related art, for example, RRC CONNECTION RECONFIGURATION message, etc.
  • IE Information Element
  • the IE of the existing RRC message can be extended to carry the first part of resources, or the RRC message may be different from the existing RRC message in the related art.
  • the higher layer signaling may be a Media Access Control (MAC) Control Element (CE) message, and for example, a new MAC CE message may be added to carry the first part resource.
  • MAC Media Access Control
  • CE Control Element
  • the Master Information Block (MIB) or System Information Block (SIB) in the system broadcast message can be used to carry the first part resources, or a new SIB can be added to carry the first part resource.
  • MIB Master Information Block
  • SIB System Information Block
  • the first part resource may also be agreed upon by agreement.
  • the uplink control information may be specifically transmitted on the second transmission resource, and the uplink data may be transmitted on the first transmission resource.
  • the uplink control information and the uplink data can be transmitted in a predetermined manner.
  • the period of the configured transmission resource for transmitting SR (that is, the SR resource) is 2 symbols.
  • the terminal can transmit the SR on the resource for transmitting SR (that is, the SR resource), and transmit the uplink data on the resource for transmitting the PUSCH (that is, the PUSCH resource).
  • the uplink control information and uplink data can be adjusted and transmitted in a power scaling mode.
  • the SR may be transmitted on the SR resource with a full power
  • PUSCH may be transmitted on the PUSCH resource with a reduced power.
  • this method can be used when the PUSCH adopts a more advanced modulation method than Quadrature Phase Shift Key (QPSK).
  • QPSK Quadrature Phase Shift Key
  • SR can be transmitted on the SR resource with a full power
  • the PUSCH resource can be transmitted with reduced power on a resource of the PUSCH resources that overlaps with the SR resource in the time domain
  • the PUSCH resource can be transmitted with a full power on a resource of the PUSCH resources that does not overlap with the SR resource in the time domain.
  • this method can be used when the PUSCH adopts a lower level modulation method than QPSK.
  • the power can be reduced in equal proportion.
  • the SR can be transmitted on the SR resource with a first power, where the first power is k times the full power for transmitting the SR, and k is greater than 0 and less than 1.
  • the second power is used to transmit the PUSCH resource, where the second power is k times the full power for transmitting the PUSCH.
  • the power can be reduced in proportion to the number of Physical Resource Block (PRB).
  • PRB Physical Resource Block
  • a third power can be used to transmit the SR on the SR resource, where the third power is m times the full power for transmitting the SR, m is a value greater than 0 and less than 1.
  • a fourth power is used to transmit PUSCH resources, where the fourth power is n times the full power for transmitting the SR, and n is greater than 0 and less than 1.
  • the values of m and n can be obtained according to the number of PRBs occupied by the SR and the uplink data.
  • the uplink control information may be transmitted on the second transmission resource, and the transmission of the uplink data on a second part resource of the first transmission resource can be suspended.
  • the second part resource may include, but are not limited to, all resources in the first transmission resource that overlap with the second transmission resource in the time domain, which is not particularly limited in embodiments of the present disclosure.
  • the period of the configured transmission resource for transmitting the SR (that is, the SR resource) is 2 symbols.
  • the terminal can transmit the SR only on the resource for transmitting the SR (that is, the SR resource), and the transmission of the uplink data on all resources in the resources for transmitting the PUSCH (that is, the PUSCH resources) that overlap with the SR resource in the time domain can be suspended, as indicated by "X" in FIG IF.
  • the transmission of the uplink data on all resources in the resources for transmitting the PUSCH (that is, the PUSCH resources) that does not overlap with the SR resource in the time domain can be continued.
  • the transmission start time of the uplink control information is earlier than the transmission start time of the uplink data, as shown in FIG. 1G
  • the technical solutions in the prior art can be used to transmit uplink data only on the resource for transmitting the PUSCH (that is, the PUSCH resource).
  • a Buffer Status Report (BSR) can also be transmitted on the PUSCH resource.
  • the uplink control information may be transmitted on the second transmission resource, and the transmission of the uplink data on the first transmission resource may be terminated.
  • the period of the configured transmission resource for transmitting the SR (that is, the SR resource) is 2 symbols.
  • the terminal can transmit the SR only on the resource for transmitting the SR (that is, the SR resource), and the transmission of the uplink data on the resource for transmitting the PUSCH (that is, the PUSCH resource) can be terminated.
  • the transmission of the uplink data can be terminated from a resource in the first transmission resource that overlaps with the second transmission resource in the time domain; or, if the transmission start time of the uplink control information is earlier than the transmission start time of the uplink data, the uplink data may not be transmitted on the first transmission resource all the time.
  • This embodiment does impose specific limitations on this.
  • the transmission start time of the uplink control information is earlier than the transmission start time of the uplink data, as shown in FIG. 1I and FIG. 1J .
  • the technical solution in the prior art can be used to transmit uplink data only on the resource for transmitting the PUSCH (that is, the PUSCH resource).
  • a Buffer Status Report (BSR) can also be transmitted on the PUSCH resource.
  • the instant transmission of the uplink control information can be effectively guaranteed, thereby reducing the time delay of the uplink service. Also, for the feedback information of the downlink data and the channel status information with low delay requirement, piggyback mapping to the PUSCH to carry such information can be avoided as much as possible.
  • the uplink control information is transmitted on the first transmission resource or the second transmission resource. In this way, instant transmission of uplink control information can be realized, when the situation where the transmission resource for transmitting the uplink control information and the transmission resource for transmitting the uplink data conflict in the time domain occurs at a terminal.
  • FIG. 2 is a schematic structural diagram of a device for transmitting uplink control information according to an embodiment of the present disclosure.
  • the device for transmitting uplink control information may include a determination unit 21 and a transmission unit 22.
  • the determination unit 21 is configured to determine that a first transmission resource corresponding to uplink data to be transmitted and a second transmission resource corresponding to uplink control information to be transmitted overlap in a time domain.
  • the transmission unit 22 is configured to transmit the uplink control information on the first transmission resource or the second transmission resource.
  • the first transmission resource or the second transmission resource may include but is not limited to at least one of a time domain resource, a frequency domain resource, or a power domain resource, which is not particularly limited in this embodiment.
  • the device for transmitting the uplink control information may be a terminal or a network, which is not particularly limited in this embodiment.
  • the transmitted uplink data refers to uplink data that needs to be transmitted between the terminal and the network device, and can be carried by a Physical Uplink Shared Channel (PUSCH).
  • PUSCH Physical Uplink Shared Channel
  • the transmitted Uplink Control Information refers to the uplink control information that needs to be transmitted between the terminal and the network device, and can also be carried by the Physical Uplink Shared Channel (PUSCH).
  • the uplink control information may include but not limited to at least one of the following information:
  • the transmission unit 22 may be further configured to determine a type to which the uplink control information belongs. For example, the transmission unit 22 may be configured to: if the type to which the uplink control information belongs is the first type, transmit the uplink control information on the first transmission resource or the second transmission resource.
  • the first type may refer to a low-latency type, or may also refer to other types, which is not particularly limited in embodiments of the present disclosure.
  • the transmission unit 22 is configured to determine the type to which the uplink control information belongs according to a transmission parameter.
  • the transmission parameter may include but is not limited to at least one of the following parameters:
  • the transmission unit 22 may be configured to transmit the uplink control information on a first part resource of the first transmission resource.
  • the first part resource may be used only for transmitting the uplink control information. That is, when there is uplink control information, the first part resource is used for transmitting the uplink control information; and when there is no uplink control information, the first part resource is not used for transmitting uplink data.
  • the first part resource can be used not only for transmitting the uplink control information. That is, when there is uplink control information, the first part resource is used for transmitting the uplink control information; when there is no uplink control information, the first part resource is used for transmitting uplink data, which is not particularly limited in embodiments of the present disclosure.
  • the period of the first part resource and the period of the uplink control information may be the same or different, which is not particularly limited in embodiments of the present disclosure.
  • the number of the first part resources configured may be the same, or may also be different.
  • the number of the first part resources configured in a transmission opportunity close to a Demodulation Reference Signal (DMRS) is relatively small, which is not particularly limited in embodiments of the present disclosure.
  • the last symbol of the first part resource is not later than N symbols after the last symbol of the second transmission resource, where N is an integer greater than or equal to zero.
  • N is an integer greater than or equal to zero.
  • the value of N can be zero.
  • the transmission unit 22 is configured to transmit the uplink control information on the first part resource of the first transmission resource using a specific sequence, a specific value, or an independently scrambled specific value.
  • the first part resource may include:
  • the transmission unit 22 is configured to:
  • the second part resource may include but not limited to all resources in the first transmission resource that overlap with the second transmission resource in the time domain, which is not particularly limited in embodiments of the present disclosure.
  • a transmission start time of the uplink control information is earlier than a transmission start time of the uplink data.
  • the instant transmission of the uplink control information can be effectively guaranteed, thereby reducing the time delay of the uplink service. Also, for the feedback information of the downlink data and the channel status information with low delay requirement, piggyback mapping to the PUSCH to carry such information can be avoided as much as possible.
  • the determination unit determines that the first transmission resource corresponding to the uplink data to be transmitted and the second transmission resource corresponding to the uplink control information to be transmitted overlap in the time domain, and the transmission unit transmits the uplink control information on the first transmission resource or the second transmission resource. In this way, instant transmission of uplink control information can be realized, when the situation where the transmission resource for transmitting the uplink control information and the transmission resource for transmitting the uplink data conflict in the time domain occurs at a terminal.
  • the disclosed systems, devices and methods may be implemented in other ways.
  • the device embodiments described above are merely illustrative.
  • the division of the units is only a kind of logical function division. In practice, other division manner may be used.
  • multiple units or components may be combined or integrated into another system, or some features may be ignored or not performed.
  • the illustrated or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separated parts may or may not be physically separated, and the parts displayed as units may or may not be physical units, that is, the units may be located in one place, or may be distributed over multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the solutions in the embodiments.
  • the functional units in the embodiments of the present disclosure may be integrated in one processing unit, or the units may exist alone physically, or two or more units may be integrated in one unit.
  • the integrated units may be implemented in a form of hardware, or may be implemented in a form of hardware plus software functional units.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)

Claims (8)

  1. Verfahren zur Übertragung von Uplink-Steuerinformationen, das Folgendes umfasst:
    Bestimmen (101), dass eine erste Übertragungsressource, die zu übertragenden Uplink-Daten entspricht, und eine zweite Übertragungsressource, die zu übertragenden Uplink-Steuerinformationen entspricht, sich in einem Zeitbereich überlappen; und
    Übertragen (102) der Uplink-Steuerinformationen auf der zweiten Übertragungsressource, und falls die Übertragungsstartzeit der Uplink-Steuerinformationen später ist als die Übertragungsstartzeit der Uplink-Daten, Beenden der Übertragung der Uplink-Daten von einer Ressource in der ersten Übertragungsressource, die sich mit der zweiten Übertragungsressource im Zeitbereich überlappt;
    wobei das Übertragen der Uplink-Steuerinformationen auf der zweiten Übertragungsressource ferner Folgendes umfasst:
    wenn ein Typ, zu dem die Uplink-Steuerinformationen gehören, ein erster Typ ist, Übertragen der Uplink-Steuerinformationen auf der zweiten Übertragungsressource;
    wobei das Verfahren vor dem Übertragen der Uplink-Steuerinformationen auf der zweiten Übertragungsressource ferner Folgendes umfasst:
    Bestimmen des Typs, zu dem die Uplink-Steuerinformationen gehören, anhand eines Übertragungsparameters,
    wobei der Übertragungsparameter eine Diensttypangabe umfasst.
  2. Verfahren nach Anspruch 1,
    wobei, falls die Übertragungsstartzeit der Uplink-Steuerinformationen früher ist als die Übertragungsstartzeit der Uplink-Daten, die Uplink-Daten nicht auf der ersten Übertragungsressource übertragen werden.
  3. Verfahren gemäß Anspruch 1 oder 2,
    wobei die Uplink-Steuerinformationen mindestens eine der folgenden Informationen umfassen:
    Rückkopplungsinformationen der Downlink-Daten;
    Kanalzustandsinformationen; und
    eine Planungsanforderung für Uplink-Daten.
  4. Verfahren gemäß einem der Ansprüche 1 bis 3,
    wobei der erste Typ ein Typ mit niedriger Latenzzeit ist.
  5. Vorrichtung zum Übertragen von Uplink-Steuerinformationen, die Folgendes umfasst:
    eine Bestimmungseinheit (21), die konfiguriert ist, um zu bestimmen, dass eine erste Übertragungsressource, die zu übertragenden Uplink-Daten entspricht, und eine zweite Übertragungsressource, die zu übertragenden Uplink-Steuerinformationen entspricht, sich in einem Zeitbereich überlappen; und
    eine Übertragungseinheit (22), die so konfiguriert ist, dass sie die Uplink-Steuerinformationen auf der zweiten Übertragungsressource überträgt und, falls die Übertragungsstartzeit der Uplink-Steuerinformationen später als die Übertragungsstartzeit der Uplink-Daten ist, die Übertragung der Uplink-Daten von einer Ressource in der ersten Übertragungsressource beendet, die sich mit der zweiten Übertragungsressource im Zeitbereich überlappt,
    wobei die Bestimmungseinheit für Folgendes konfiguriert ist:
    wenn ein Typ, zu dem die Uplink-Steuerinformationen gehören, ein erster Typ ist, Übertragen der Uplink-Steuerinformationen auf der zweiten Übertragungsressource;
    wobei die Bestimmungseinheit so konfiguriert ist, dass sie vor der Übertragung der Uplink-Steuerinformationen auf der zweiten Übertragungsressource den Typ bestimmt, zu dem die Uplink-Steuerinformationen gemäß einem Übertragungsparameter gehören,
    wobei der Übertragungsparameter eine Diensttypangabe umfasst.
  6. Vorrichtung nach Anspruch 5,
    wobei, falls die Übertragungsstartzeit der Uplink-Steuerinformationen früher ist als die Übertragungsstartzeit der Uplink-Daten, die Uplink-Daten nicht auf der ersten Übertragungsressource übertragen werden.
  7. Vorrichtung nach Anspruch 5 oder 6,
    wobei die Uplink-Steuerinformationen mindestens eine der folgenden Informationen umfassen:
    Rückkopplungsinformationen der Downlink-Daten;
    Kanalzustandsinformationen; und
    eine Planungsanforderung für Uplink-Daten.
  8. Vorrichtung nach einem der Ansprüche 5 bis 7,
    wobei der erste Typ ein Typ mit niedriger Latenzzeit ist.
EP18913023.0A 2018-03-30 2018-03-30 Verfahren und vorrichtung zur übertragung von uplink-steuerungsinformationen Active EP3768011B1 (de)

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CA3095492C (en) 2023-09-05
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